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ubuntucveUbuntu.comUB:CVE-2020-11993
HistoryAug 07, 2020 - 12:00 a.m.

CVE-2020-11993

2020-08-0700:00:00
ubuntu.com
ubuntu.com
82

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.005 Low

EPSS

Percentile

75.6%

Apache HTTP Server versions 2.4.20 to 2.4.43 When trace/debug was enabled
for the HTTP/2 module and on certain traffic edge patterns, logging
statements were made on the wrong connection, causing concurrent use of
memory pools. Configuring the LogLevel of mod_http2 above “info” will
mitigate this vulnerability for unpatched servers.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchapache2< 2.4.29-1ubuntu4.14UNKNOWN
ubuntu20.04noarchapache2< 2.4.41-4ubuntu3.1UNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.005 Low

EPSS

Percentile

75.6%